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. Author manuscript; available in PMC: 2009 Sep 1.
Published in final edited form as: Infant Behav Dev. 2008 Mar 4;31(3):361–373. doi: 10.1016/j.infbeh.2007.12.008

Table 8.

Means for physiological variables in low and high anger groups (Field et al., 2002).

Group
Variables Low Anger High Anger F p
Frontal asymmetry-mother 0.01 −0.13 7.6 0.01
Frontal asymmetry-infant 0.03 −0.05 4.93 0.05
Vagal tone-mother 4.11 3.84 6.66 0.01
Vagal tone-infant 4.70 4.22 2.82 0.05